package com.tan.dao;

import com.tan.pojo.Department;
import com.tan.pojo.Employee;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;

import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
@Repository
public class EmployeeDao {
    //模拟数据库中的数据
    private static Map<Integer, Employee> employees=null;
    //员工所属部门
    @Autowired
    private  DepartmentDao departmentDao;

    static {
        employees=new HashMap<Integer,Employee>();//创建一个部门表

        employees.put(1001,new Employee(1001,"AA","A242434234@qq.com",1,new Department(101, "教学部")));
        employees.put(1002,new Employee(1002,"BB","B242434234@qq.com",0,new Department(102, "市场部")));
        employees.put(1003,new Employee(1003,"CC","C242434234@qq.com",1,new Department(103, "教研部")));
        employees.put(1004,new Employee(1004,"DD","D242434234@qq.com",0,new Department(104, "运营部")));
        employees.put(1005,new Employee(1005,"EE","E242434234@qq.com",1,new Department(105, "后勤部")));

    }
//    主键自增
    private static Integer intId=1006;

//    增加一个员工
    public void save(Employee employee)
    {
        if(employee.getId()==null)
        {
            employee.setId(intId++);
        }
        employee.setDepartment(departmentDao.getDepartmentById(employee.getDepartment().getId()));
        employees.put(employee.getId(),employee);

    }
//    查询所有员工信息
    public Collection<Employee> getAll()
    {
        return employees.values();
    }

//    通过id查询
    public Employee getEmployeeById(Integer id)
    {
        return employees.get(id);
    }

//    删除员工通过id
    public void delete(Integer id)
    {
        employees.remove(id);
    }
}
